local request_uri = ngx.var.request_uri

local get_args=ngx.req.get_uri_args()

for k,v in pairs(get_args)do
	ngx.say(k)
	ngx.say(v)
end

if string.match(request_uri,'itop') then
    ngx.redirect("http://www.itopfood.com",302)
end
